Patient monitor



FIG. 1 is a front perspective view of a patient monitor showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

The broken line showing of the display, controls and connector on the monitor is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a patient monitor, as shown and described. 